Smoker&#39;s pipe



Oct. 17, 1939. E R sCHwlNN 2,176,315

SHOKERS PIPE Filed Feb. 18, 1939 Patented Oct. 17, 1939 i I UNITEDSTATES PATENT OFFCE SMOKERS PIPE Elmer R. Schwinn, Chicago, Ill.

Application February 18, 1939, Serial No. 257,042

4 Claims. (Cl. 131-218) The invention relates to smokers pipes. with acylindrical inner end 23 which fits snugly One object of the inventionis to provide a in the bore of stem E3. Between cylindrical pipe forthis purpose which is provided with portions 23 and Il the core isrectangular in eflicient means for retaining the tobacco juicescross-section with substantially flat sides which 51 and the condensatefrom the smoke in the stem form four longitudinally extending chambers24, 5

of the pipe to prevent them from reaching 25, 26, and 2l between saidcylindrical portions Vthe mouth of the smoker. which are chordal incross-section through which Another object of the invention is toprovide the smoke is consecutively drawn. A notch 28 a pipe which issanitary and can be easily extends longitudinally through cylindricalporcleaned. tion 23 to connect chamber 24 with the chamber 10 Anotherobject of the invention is to provide 2Ia in the stem. A notch 29 is cutin the meeta construction which can be produced at a low ing corners ofthe core adjacent cylindrical porcost. tion I'I to connect side chamber24 and bottom Other objects of the invention will appear chamber 25. Anotch 38 is cut in the core adfrom the detailed description. jacentcylindrical portion 23 to connect bottom 15 In the drawing, Fig. 1 is avertical longichamber 25 and side chamber 25. Anotch 3l is tudinalsection of a pipe embodying the incut in the core adjacent cylindricalportion I 'I vention. Fig. 2 is a horizontal section on line to connectside chamber 25 and top chamber 2l. 2 2 of Fig. 1. Fig. 3 is atransverse section on A draft-duct 32 extends longitudinally through 2line 3-3 of Fig. l. Fig. 4 is a transverse secthe mouthpiece I6 andcommunicates with a 20 tion on line 4-4 of Fig. 1. Fig. 5 is atransverse vertically extending branch-duct 33 which comsection on line5-5 of Fig. 1. Fig. 6 is a permunicates with the tcp chamber 2l. Themouthspective of the integral mouthpiece and core piece and core aremade of non-corrosive and which ts in the hollow stem. Fig. '7 is asimipartially transparent material, such as suitable 2 lar perspectiveviewed from the opposite side. plastic or amber, for sanitary purposes.The 25 Fig. 8 is a perspective of the stem. flat faces of the core areeach formed with The invention is exemplied in a pipe emstaggered rowsof pockets 35. bodying a bowl I0 which may be formed of any Inoperation, the smoke drawn through the suitable or usual material. Anextension II is mouthpiece passes from the bowl through ducts formed onthe lower portion ofthe bowl which is I2 and bore 22 into chamber 2Ia.From said 30 connected by a duct l2 with the lower portion chamber thesmoke passes successively through of the tobacco chamber in the bowl. Atubular notch 28 into chamber 2li, thence lengthwise of stem I3 isprovided with a screw-thread I5 which chamber 24, through notch 29 intochamber 25, is threaded into the extension II and is removthencelengthwise of chamber 25 through notch able therefrom. Stem I3 isshouldered against 30 into chamber 26, thence lengthwise of cham- 35 theend of extension II so that when the Stem ber 26 through notch 3| intochamber 2l, and is screwed into the extension II, the former willlengthwise of chamber El to branch duct 33 be secured against rotationrelatively to the and thence through the draft-duct 32. In travbowl. Thestem is preferably made of non-corersing these chambers and ducts thetobacco rosive material, such as a plastic composition or juices andcondensate from the smoke are re- 40 amber, to prevent c-orrosion andalso to render tained around the core and within the stem. the contentsof the stem visible. The condensate collects in the recesses 35. As Amouthpiece I6 is provided with a cylindrical a result, the smoke passingout through duct portion II which ts snugly in the outer end of 32 isfree from condensate and tars and cools. sleeve I3 and is provided witha shoulder I8 The invention is not to be understood as re- 45 adapted toabut against the end of sleeve I3 tostricted to the details set forth,since these limit the inward movement of the mouthpiece may be modiedwithin the scope of the apin the said stem. A core IB integrally formedpended claims, without departing from the spirit with mouthpiece I6, isadapted to i'lt in sleeve and scope of the invention. I3 and its innerend 20 terminates inwardly of Having thus described the invention, whatI 5o the shoulder 2| in the sleeve and forms thereclaim as new anddesire to secure by Letters with a chamber 2Ie. This chamber communi-Patent is:

cates with the opening I2 in the pipe-bowl, 1. In a smoking devicecomprising a tubular through the bore 22 at the inner end of the stemconnected to receive the smoke, a mouthstem. The core I9 is provided atits inner end piece and a core on the mouthpiece having cylin- 55 dricalportions at its ends tting in the stem and polygonal in cross-sectionbetween said cylindrical end portions, the polygonal portions havingsubstantially flat faces with the corners between them tting in the stemto form chambers which are chordal in cross-section, the core beingprovided with ducts for directing the smoke longitudinally back andforth through said' chambers in succession, the mouthpiece having adraft-duct communicating with the chordal chamber to which the smokelast passes.

2. In a smoking device comprising a tubular stem connected to receivethe smoke, a mouthpiece and a core on the mouthpiece having cylindricalportions at its ends iitting in the stem and polygonal in cross-sectionbetween said cylindrical end portions, the polygonal portions havingsubstantially flat faces with the corners between them itting in thestem to form chambers which are chordal in cross-section, the core beingprovided with a notch across its inner cylindrical end, and notches fordirecting the smoke longitudinally back and forth through said chambersin succession, the mouthpiece having a draft-duct communicating with thechordal chamber to which the smoke last passes.

3. In a smoking device comprising a tubular stem connected to receivethe smoke, a mouthpiece and a core on the mouthpiece having cylindricalportions at its ends tting in the stem and polygonal in cross-sec-tionbetween said cylindrical end portions, the polygonal portions havingsubstantially at faces with the corners between them fitting in the stemto form chambers which are chordal in cross-section, the core beingprovided with ducts for directing the smoke longitudinally back andforth through said chambers in succession, the mouthpiece having adraft-duct communicating with the chordal chamber to which the smokelast passes, and with recesses in the faces.

41 In a smoking device comprising a tubular stem connected to reecivethe smoke, a mouthpiece and a core on the mouthpiece having cylindricalportions at its ends fitting in the stem and polygonal in cross-sectionbetween said cylindrical end portions, the polygonal portions havingiiat faces with the corners between them fitting in the stem to formchambers which are chordal in cross-section, the core being providedwith ducts for directing the smoke longitudinally through said chambersin succession, the mouthpiece having a draft-duct extending through thecore and communicating with the chordal chamber to which the smoke lastpasses adjacent the inner cylindrical end.

ELMER R. SCHVVINNl

